| 发明名称 |
BIODEGRADABLE SUPERABSORBING SPONGE |
| 摘要 |
of the Invention new superabsorber which gels and cross-links as hydrated has been developed. The superabsorber contains a branched-chain polyanionic carbohydrate such as carboxymethylcellulose,a cross-linking agent, and a hydrophobic carboxylic acid. The superabsorber is biodegradable and non-toxic. |
| 申请公布号 |
CA2049055(C) |
申请公布日期 |
1994.07.05 |
| 申请号 |
CA19902049055 |
申请日期 |
1990.03.08 |
| 申请人 |
MICRO VESICULAR SYSTEMS, INC. |
发明人 |
WALLACH, DONALD F. H. |
| 分类号 |
B01J20/26;A61F13/15;A61F13/53;A61L15/00;A61L15/28;A61L15/60;B01J20/24;C08B11/12;C08B15/10;C08L1/00;C08L1/26;C08L5/00;C08L5/08 |
主分类号 |
B01J20/26 |
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